This was a novel called " Cat's Travels ". The male lead was a singer and the female lead was an actress. In the novel, the male protagonist picked up a cat. This cat was turned into a cat in an accident. The male protagonist was shocked but he decided to accept this reality and take it back to raise it. The female protagonist also met the male protagonist and decided to take care of the cat with him. They experienced many adventures and finally became a pair of lovers. This novel is usually described as a fantasy love story full of imagination and romantic elements.